Review

In today's class, we reviewed the whole chapter and prepared for tomorrow's test.
There are questions about data, terminology, and reasons for emigration

over 7.6 billion people on the planet right now

90% of this population growth takes place in the developing countries of Africa, South and East Asia, and Latin America

Population... by the billions
Life expectancy
measuring population

Why do people migrate?
push forces

civil war
environmental degradation
unemployment or underemployment
religious or ethnic persecution

pull forces

better economic opportunity
better health services
religious freedom
political freedom

Total Fertility Rate (TFR)
for a population to remain the same, the TFR must be 2.1

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